/**
 * Copyright 2010 - 2017 JetBrains s.r.o.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package jetbrains.exodus.io;

import jetbrains.exodus.log.Log;
import org.jetbrains.annotations.NotNull;

public interface DataReader {

    String getLocation();

    Block getBlock(long address);

    /**
     * @return array of blocks sorted by address.
     */
    Block[] getBlocks();

    void removeBlock(long blockAddress, @NotNull RemoveBlockType rbt);

    void truncateBlock(long blockAddress, long length);

    void clear();

    void close();

    void setLog(@NotNull final Log log);
}
